1. When you meet someone for the first time it is polite to shake hands. 2. There are a lot of questions on page 15. 3. Who live on the 15th floor? 4. You can find the same questions in part two. 5. I was here last year . 6. That was the last day of the voyage. 7. Are you going to read the same book next year? 8. Shall I answer the next question? 9. It will take us an hour to discuss the main problems. 10. Cinderella is the main character in a famous children's story.